This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 1 | 6 |
| 2 | 9 |
| 3 | 18 |
| 4 | 33 |
| 5 | 51 |
| 6 | 54 |
| 7 | 57 |
| 8 | 189 |
| 9 | 6948 |
| 10 | 28617 |
| 11 | 162864 |
| 12 | 173682 |
| 13 | 216870 |
| 14 | 496533 |